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UMB9N from ROHM

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UMB9N

Manufacturer: ROHM

General purpose dual digital transistors

Partnumber Manufacturer Quantity Availability
UMB9N ROHM 435520 In Stock

Description and Introduction

General purpose dual digital transistors Here are the factual details about part **UMB9N** from manufacturer **ROHM**:

### **Specifications:**
1. **Type:** Schottky Barrier Diode
2. **Maximum Reverse Voltage (VR):** 40V  
3. **Average Rectified Current (IO):** 0.5A  
4. **Peak Forward Surge Current (IFSM):** 20A  
5. **Forward Voltage (VF):** 0.55V (at 0.5A)  
6. **Reverse Current (IR):** 0.1µA (at 40V)  
7. **Operating Temperature Range:** -55°C to +150°C  
8. **Package:** SOD-323 (Miniature Surface Mount)  

### **Descriptions:**
- **UMB9N** is a Schottky barrier diode designed for high-speed switching applications.  
- It features low forward voltage and fast switching characteristics, making it suitable for power supply circuits and reverse current protection.  

### **Features:**
- **Low forward voltage drop** for improved efficiency.  
- **High-speed switching** performance.  
- **Compact SOD-323 package** for space-saving PCB designs.  
- **High reliability** with stable operation over a wide temperature range.  

These details are based on ROHM's official specifications for the **UMB9N** diode.

Partnumber Manufacturer Quantity Availability
UMB9N ROHM 5214 In Stock

Description and Introduction

General purpose dual digital transistors Here are the factual details about part UMB9N from the manufacturer ROHM:

### **Specifications:**
- **Manufacturer:** ROHM  
- **Part Number:** UMB9N  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Package:** SOT-23  
- **Collector-Emitter Voltage (VCEO):** 50V  
- **Collector Current (IC):** 100mA  
- **Power Dissipation (Pd):** 200mW  
- **DC Current Gain (hFE):** 100 to 400 (at IC = 2mA, VCE = 5V)  
- **Transition Frequency (fT):** 250MHz  
- **Operating Temperature Range:** -55°C to +150°C  

### **Descriptions:**
- The UMB9N is a small-signal NPN transistor designed for general-purpose amplification and switching applications.  
- It is housed in a compact SOT-23 package, making it suitable for space-constrained designs.  

### **Features:**  
- **High Voltage Capability:** Supports up to 50V VCEO.  
- **Low Saturation Voltage:** Ensures efficient switching performance.  
- **High DC Current Gain (hFE):** Provides good amplification characteristics.  
- **Compact Package:** SOT-23 for PCB space savings.  
- **Wide Operating Temperature Range:** Suitable for various environmental conditions.  

This information is based on ROHM's official datasheet for the UMB9N transistor.

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